/*
 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *	http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */


package org.logstash.config.ir.imperative;

import org.logstash.config.ir.SourceComponent;
import org.logstash.config.ir.InvalidIRException;
import org.logstash.config.ir.PluginDefinition;
import org.logstash.common.SourceWithMetadata;
import org.logstash.config.ir.graph.Graph;
import org.logstash.config.ir.graph.PluginVertex;
import org.logstash.config.ir.graph.Vertex;

public class PluginStatement extends Statement {
    private final PluginDefinition pluginDefinition;

    public PluginStatement(SourceWithMetadata meta, PluginDefinition pluginDefinition) {
        super(meta);
        this.pluginDefinition = pluginDefinition;
    }

    @Override
    public boolean sourceComponentEquals(SourceComponent sourceComponent) {
        if (sourceComponent == null) return false;
        if (sourceComponent == this) return true;
        if (sourceComponent instanceof PluginStatement) {
            PluginStatement other = (PluginStatement) sourceComponent;
            return this.pluginDefinition.equals(other.pluginDefinition);
        }
        return false;
    }

    @Override
    public String toString(int indent) {
        return indentPadding(indent) + this.pluginDefinition;
    }

    @Override
    public Graph toGraph() throws InvalidIRException {
        Vertex pluginVertex = new PluginVertex(getSourceWithMetadata(), pluginDefinition);
        Graph g = Graph.empty();
        g.addVertex(pluginVertex);
        return g;
    }

    public PluginDefinition getPluginDefinition() {
        return pluginDefinition;
    }
}
